From 519a00bd8adc72888ccf8d39161f835608a39ac3 Mon Sep 17 00:00:00 2001 From: "Alex Lam S.L" Date: Sun, 22 Dec 2019 01:08:56 +0000 Subject: fix corner case in `collapse_vars` (#3642) fixes #3641 --- lib/compress.js | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'lib') diff --git a/lib/compress.js b/lib/compress.js index 3b40a5d3..c5b67569 100644 --- a/lib/compress.js +++ b/lib/compress.js @@ -1569,6 +1569,7 @@ merge(Compressor.prototype, { var parent = scanner.parent(level); if (parent instanceof AST_Array) return find_stop_value(parent, level + 1); if (parent instanceof AST_Assign) { + if (may_throw(parent)) return node; if (parent.left instanceof AST_SymbolRef) { var name = parent.left.name; if (lhs.name == name) return node; @@ -1647,7 +1648,9 @@ merge(Compressor.prototype, { if (is_last_node(node, parent)) return node; if (in_conditional(node, parent)) return node; if (parent instanceof AST_Array) return find_stop_unused(parent, level + 1); - if (parent instanceof AST_Assign) return find_stop_unused(parent, level + 1); + if (parent instanceof AST_Assign) { + return may_throw(parent) ? node : find_stop_unused(parent, level + 1); + } if (parent instanceof AST_Binary) return find_stop_unused(parent, level + 1); if (parent instanceof AST_Call) return find_stop_unused(parent, level + 1); if (parent instanceof AST_Case) return find_stop_unused(parent, level + 1); -- cgit v1.2.3 '>author 
# This list is used to avoid multiple name/email instances of the same
# contributors reported by "git log" and "git shortlog" commands.

Adriano Peluso <catonano@gmail.com>
Al McElrath <hello@yrns.org> <hello@atonesir.com>
Alex Sassmannshausen <alex@pompo.co> <alex.sassmannshausen@gmail.com>
Alexander I. Grafov <grafov@gmail.com>
Alírio Eyng <alirioeyng@gmail.com>
Amin Bandali <bandali@gnu.org> <mab@gnu.org>
Amirouche Boubekki <amirouche@hypermove.net>
Andreas Enge <andreas@enge.fr> <andreas.enge@inria.fr>
Andreas Enge <andreas@enge.fr> <privat@xobs-novena>
Andy Wingo <wingo@igalia.com> <wingo@pobox.com>
Ben Woodcroft <donttrustben@gmail.com>
Ben Woodcroft <donttrustben@gmail.com> <b.woodcroft@uq.edu.au>
Ben Woodcroft <donttrustben@gmail.com> <donttrustben near gmail.com>
Brett Gilio <brettg@gnu.org> <brettg@posteo.net>
Christine Lemmer-Webber <cwebber@dustycloud.org>
Claes Wallin (韋嘉誠) <claes.wallin@greatsinodevelopment.com>
Cyprien Nicolas <cyprien@nicolas.tf> <c.nicolas+gitorious@gmail.com>
Daniel Pimentel <d4n1@d4n1.org> <d4n1@member.fsf.org>
Danny Milosavljevic <dannym@scratchpost.org> <dannym+a@scratchpost.org>
David Hashe <david.hashe@dhashe.com> <address@hidden>
David Thompson <davet@gnu.org> <dthompson2@worcester.edu>
David Thompson <davet@gnu.org> <dthompson@member.fsf.org>
David Thompson <davet@gnu.org> <dthompson@vistahigherlearning.com>
Deck Pickard <deck.r.pickard@gmail.com> <nebu@kipple>
Eric Bavier <bavier@posteo.net> <ericbavier@gmail.com>
Eric Bavier <bavier@posteo.net> <bavier@member.fsf.org>
Eric Dvorsak <eric@dvorsak.fr> <yenda1@gmail.com>
Evgeny Pisemsky <mail@pisemsky.site> <evgeny@pisemsky.com>
George Clemmer <myglc2@gmail.com>
ison <ison@airmail.cc> <ison111@protonmail.com>
Ivan Vilata i Balaguer <ivan@selidor.net>
Jakob L. Kreuze <zerodaysfordays@sdf.org> <zerodaysfordays@sdf.lonestar.org>
Jeff Mickey <j@codemac.net> <jm@igneous.io>
John Darrington <jmd@gnu.org> <john@darrington.wattle.id.au>
John J. Foerch <jjfoerch@earthlink.net>
Joshua Grant <tadni@riseup.net> <gzg@riseup.net>
Joshua Grant <tadni@riseup.net> <jgrant@parenthetical.io>
Joshua Grant <tadni@riseup.net> <tadnimi@gmail.com>
Joshua Grant <tadni@riseup.net> <youlysses@riseup.net>
Juliana Sims <juli@incana.org> <jtsims@protonmail.com>
Kei Kebreau <kkebreau@posteo.net>
Leo Famulari <leo@famulari.name> <lfamular@gmail.com>
Liliana Marie Prikler <liliana.prikler@gmail.com>
Liliana Marie Prikler <liliana.prikler@gmail.com> Leo Prikler <leo.prikler@student.tugraz.at>
Ludovic Courtès <ludo@gnu.org> <ludovic.courtes@inria.fr>
Marek Benc <dusxmt@gmx.com> <merkur32@gmail.com>
Marius Bakke <marius@gnu.org> <mbakke@fastmail.com>
Marius Bakke <marius@gnu.org> <m.bakke@warwick.ac.uk>
Marius Bakke <marius@gnu.org> <marius.bakke@usit.uio.no>
Marius Bakke <marius@gnu.org> <mbakke@berlin.guixsd.org>
Mathieu Lirzin <mthl@gnu.org> <mthl@openmailbox.org>
Mathieu Lirzin <mthl@gnu.org> <mathieu.lirzin@openmailbox.org>
Mathieu Othacehe <m.othacehe@gmail.com>
Mathieu Othacehe <mathieu.othacehe@parrot.com>
Mathieu Othacehe <othacehe@gnu.org>
Matthew James Kraai <kraai@ftbfs.org>
Nikita Karetnikov <nikita@karetnikov.org> <nikita.karetnikov@gmail.com>
nikita <nikita@n0.is>
nikita <nikita@n0.is> ng0 <ng0@n0.is>
nikita <nikita@n0.is> Nils Gillmann <ng0@n0.is>
nikita <nikita@n0.is> Nils Gillmann <gillmann@infotropique.org>
nikita <nikita@n0.is> ng0 <ng0@crash.cx>
nikita <nikita@n0.is> <ng0@infotropique.org>
nikita <nikita@n0.is> <ng0@no-reply.infotropique.org>
nikita <nikita@n0.is> <ng0@no-reply.pragmatique.xyz>
nikita <nikita@n0.is> <ng0@pragmatique.xyz>
nikita <nikita@n0.is> <contact.ng0@cryptolab.net>
nikita <nikita@n0.is> <ng0@we.make.ritual.n0.is>
nikita <nikita@n0.is> <ngillmann@runbox.com>
nikita <nikita@n0.is> <niasterisk@grrlz.net>
nikita <nikita@n0.is> <ng@niasterisk.space>
nikita <nikita@n0.is> <ng0@libertad.pw>
Pierre Neidhardt <mail@ambrevar.xyz>
Pierre-Antoine Rouby <pierre-antoine.rouby@inria.fr>
Pjotr Prins <pjotr.guix@thebird.nl> <pjotr.public01@thebird.nl>
Pjotr Prins <pjotr.guix@thebird.nl> <pjotr.public12@thebird.nl>
Pjotr Prins <pjotr.guix@thebird.nl> <pjotr.public12@email>
Raimon Grau <raimonster@gmail.com> <raimon@3scale.net>
Raoul Jean Pierre Bonnal <ilpuccio.febo@gmail.com>
Raymond Nicholson <rain1@openmailbox.org>
Rene Saavedra <rennes@openmailbox.org>
Ricardo Wurmus <rekado@elephly.net>
Ricardo Wurmus <rekado@elephly.net> <ricardo.wurmus@mdc-berlin.de>
Sou Bunnbu (宋文武) <iyzsong@gmail.com>
Sou Bunnbu (宋文武) <iyzsong@gmail.com> <iyzsong@member.fsf.org>
Stefan Reichör <stefan@xsteve.at>
Taylan Ulrich Bayırlı/Kammer <taylanbayirli@gmail.com>
Theodoros Foradis <theodoros.for@openmailbox.org> <theodoros@foradis.org>
Thomas Danckaert <thomas.danckaert@gmail.com> <post@thomasdanckaert.be>
Tobias Geerinckx-Rice <me@tobias.gr> <tobias.geerinckx.rice@gmail.com>
Tomas Volf <~@wolfsden.cz> <wolf@wolfsden.cz>
Tomáš Čech <sleep_walker@gnu.org> <sleep_walker@suse.cz>
Vincent Legoll <vincent.legoll@gmail.com> <vincent.legoll@idgrilles.fr>
Zheng Junjie <873216071@qq.com> Z572 <873216071@qq.com>
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